<div dir="ltr"><div dir="ltr"><div>Hi</div><div><br></div><div>The traction power substation proposal has been updated regarding possible values</div><div>conversion=(acac, acdc, no) was moved to conversion=(ac_ac, ac_dc, no)<br></div><div><br></div><div>This was a concern raised in private discussion.</div><div><br></div><div>Vote will begin shortly if no additional point comes in mind<br><a href="https://wiki.openstreetmap.org/wiki/Proposed_features/Traction_substations_extension">https://wiki.openstreetmap.org/wiki/Proposed_features/Traction_substations_extension</a><br></div><div><br></div><div>All the best</div><div><br></div><div>François</div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Le jeu. 25 avr. 2019 à 18:35, François Lacombe <<a href="mailto:fl.infosreseaux@gmail.com">fl.infosreseaux@gmail.com</a>> a écrit :<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div>Hi all,</div><div><br></div><div>I wrote this proposal focused on power conversion in traction substations.<br></div><div><a href="https://wiki.openstreetmap.org/wiki/Proposed_features/Traction_substations_extension" target="_blank">https://wiki.openstreetmap.org/wiki/Proposed_features/Traction_substations_extension</a></div><div><br></div><div>It is proposed to use a new key conversion=* to indicate which kind of power conversion operates inside a substation.</div><div>As explained in rationale, no voltage=* nor frequency=* can be used as reliable information to deduce it at the substation scale.<br></div><div>conversion=no explicitly means no power=converter device will be found in the substation perimeter (for instance, high speed lines modern 25kV AC traction systems)</div><div><br></div><div>This is an occasion to improve Paris railway substations mapping which expose a few different situations</div><div>63 kV AC => 1500 V DC</div><div>63 kV AC => 25 kV AC</div><div>225 kV AC => 25 kV AC<br></div><div><br></div><div>Feel free to add opinions and concerns in Talk page</div><div><br></div><div>All the best</div><div><br></div><div>François</div></div></div>
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